lichess dev

[Event "Ramírez Arena"] [Site "http://chess-academy.net/KcYzRhMr"] [Date "2021.08.24"] [Round "-"] [White "Berserk"] [Black "degbuglog"] [Result "1-0"] [UTCDate "2021.08.24"] [UTCTime "11:27:32"] [WhiteElo "1518"] [BlackElo "1481"] [WhiteRatingDiff "+17"] [BlackRatingDiff "-17"] [Variant "Standard"] [TimeControl "30+0"] [ECO "A04"] [Opening "Zukertort Opening: Slav Invitation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 c6?! { (-0.02 → 0.83) Inaccuracy. Best move was e6. } { A04 Zukertort Opening: Slav Invitation } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. g3?! { (0.83 → -0.05) Inaccuracy. Best move was e4. } (2. e4) 2... d5?! { (-0.05 → 0.64) Inaccuracy. Best move was Nf6. } (2... Nf6 3. Bg2 g6 4. d4 d5 5. c4 dxc4 6. O-O Bg7 7. Na3 Nbd7 8. Nxc4 Nb6 9. Nxb6) 3. Bg2 e6?! { (0.00 → 0.78) Inaccuracy. Best move was Nf6. } (3... Nf6) 4. O-O Nf6 5. e4? { (0.53 → -1.16) Mistake. Best move was d4. } (5. d4 Be7) 5... Be7? { (-1.16 → 0.76) Mistake. Best move was Nxe4. } (5... Nxe4 6. d4 Nd7 7. Nbd2 Nd6 8. c3 Be7 9. Re1 O-O 10. Ne5 Nxe5 11. dxe5 Nf5 12. Nf1) 6. e5 Nfd7 7. d4?! { (0.82 → 0.20) Inaccuracy. Best move was c3. } (7. c3 O-O 8. Re1 c5 9. Na3 Nc6 10. Nc2 d4 11. d3 dxc3 12. bxc3 Qa5 13. Bd2 b6) 7... g6? { (0.20 → 2.05) Mistake. Best move was O-O. } (7... O-O 8. Nc3 c5 9. Ne2 Nc6 10. Re1 a5 11. c3 b5 12. a3 b4 13. axb4 cxb4 14. h4) 8. Nc3?! { (2.05 → 1.50) Inaccuracy. Best move was Re1. } (8. Re1 h6 9. Be3 c5 10. c4 cxd4 11. Bxd4 Nb6 12. Bxb6 axb6 13. Nc3 O-O 14. cxd5 exd5) 8... c5? { (1.50 → 2.74) Mistake. Best move was g5. } (8... g5 9. Be3 h5 10. h3 b6 11. Re1 a5 12. Ne2 Ba6 13. Nd2 b5 14. f4 b4 15. Rc1) 9. Ne4?? { (2.74 → -5.14) Blunder. Best move was Bh6. } (9. Bh6) 9... cxd4?? { (-5.14 → 1.65) Blunder. Best move was dxe4. } (9... dxe4) 10. Nf6+? { (1.65 → -1.33) Mistake. Best move was Nd6+. } (10. Nd6+ Bxd6 11. exd6 O-O 12. Nxd4 Qb6 13. Bh6 Rd8 14. Bg5 Re8 15. Re1 Nc6 16. Nxc6 bxc6) 10... Nxf6 11. exf6 Bxf6 12. Nd2? { (-0.73 → -2.93) Mistake. Best move was Nxd4. } (12. Nxd4 O-O 13. c3 Nc6 14. Be3 Ne5 15. b3 h5 16. h3 Nc6 17. Rc1 e5 18. Nxc6 bxc6) 12... Be7? { (-2.93 → -0.96) Mistake. Best move was O-O. } (12... O-O 13. f4 Qb6 14. Nf3 d3+ 15. Kh1 dxc2 16. Qxc2 Nc6 17. Re1 Nd4 18. Nxd4 Bxd4 19. Qd3) 13. f4? { (-0.96 → -2.42) Mistake. Best move was Nf3. } (13. Nf3 Nc6) 13... Nd7? { (-2.42 → -1.08) Mistake. Best move was Nc6. } (13... Nc6 14. Nf3 Qb6 15. Kh1 O-O 16. Rb1 a5 17. Bd2 Bf6 18. c3 dxc3 19. bxc3 Qc7 20. Qc1) 14. Nf3?! { (-1.08 → -1.67) Inaccuracy. Best move was Nb3. } (14. Nb3 O-O 15. Nxd4 Nf6 16. Be3 Bc5 17. c3 Bd7 18. Qe2 h5 19. Bf3 Rc8 20. Rfe1 a6) 14... Nf6?! { (-1.67 → -0.95) Inaccuracy. Best move was O-O. } (14... O-O 15. Nxd4 Nf6 16. c3 a5 17. Be3 Bc5 18. a4 Bd7 19. Re1 Qb6 20. b3 Rfe8 21. Bf2) 15. Ne5? { (-0.95 → -2.23) Mistake. Best move was Qxd4. } (15. Qxd4 b6 16. Be3 O-O 17. Ne5 Bc5 18. Qd2 Qc7 19. Rfe1 Bxe3+ 20. Rxe3 Bb7 21. c3 Ne4) 15... O-O? { (-2.23 → -1.10) Mistake. Best move was Qb6. } (15... Qb6 16. b3) 16. Nc6?? { (-1.10 → -7.46) Blunder. Best move was Qxd4. } (16. Qxd4 Qc7) 16... Bd6?? { (-7.46 → 8.29) Blunder. Best move was bxc6. } (16... bxc6) 17. Nxd8 Re8? { (8.15 → 10.66) Mistake. Best move was Bc7. } (17... Bc7) 18. c3? { (10.66 → 8.33) Mistake. Best move was f5. } (18. f5 exf5 19. Bg5 Be5 20. Qe1 Bd7 21. Nxb7 Bf4 22. Bxf4 Rxe1 23. Rfxe1 Ne4 24. Be5 a5) 18... Rxd8?! { (8.33 → 9.25) Inaccuracy. Best move was dxc3. } (18... dxc3 19. f5) 19. cxd4? { (9.25 → 7.34) Mistake. Best move was f5. } (19. f5) 19... Re8 20. f5 Bd7? { (7.31 → 13.00) Mistake. Best move was exf5. } (20... exf5) 21. fxe6?! { (13.00 → 9.33) Inaccuracy. Best move was fxg6. } (21. fxg6) 21... Ba4?! { (9.33 → 26.06) Inaccuracy. Best move was Rxe6. } (21... Rxe6) 22. exf7+ Kxf7 23. Qxa4 Rac8 24. Qd1 Rcd8 25. Qf3 Bc7?! { (23.75 → Mate in 5) Checkmate is now unavoidable. Best move was Be7. } (25... Be7 26. Bg5) 26. Qxf6+ Kg8 27. Qf7+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Bxd5+. } (27. Bxd5+ Rxd5 28. Qf7+ Kh8 29. Qxe8+ Kg7 30. Rf7#) 27... Kh8 28. Bh6 Rg8 29. Qf6+ Rg7 30. Qxg7# { White wins by checkmate. } 1-0